djvu | 4a65fbb10e439b250c38573e6c5989db6b9c70fad836f14623c4a2bdffae9244

General

Target

4a65fbb10e439b250c38573e6c5989db6b9c70fad836f14623c4a2bdffae9244
Size

820KB
Sample

211204-y7e4ssece9
MD5

1eacd40e334f673e8cf7503d2dabc709
SHA1

de4e24885123760b8dc702acd044f0115dc56342
SHA256

4a65fbb10e439b250c38573e6c5989db6b9c70fad836f14623c4a2bdffae9244
SHA512

c57a7613f54bd6ef46f7f10244bacf85d321585df54b0c7f14bea99b08412952daee291d116ceed5c56272808ae84fefa353e1500717f5b9fb9ed83701eac3e1

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.wnlu
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  4a65fbb10e439b250c38573e6c5989db6b9c70fad836f14623c4a2bdffae9244
- Size
  
  820KB
- MD5
  
  1eacd40e334f673e8cf7503d2dabc709
- SHA1
  
  de4e24885123760b8dc702acd044f0115dc56342
- SHA256
  
  4a65fbb10e439b250c38573e6c5989db6b9c70fad836f14623c4a2bdffae9244
- SHA512
  
  c57a7613f54bd6ef46f7f10244bacf85d321585df54b0c7f14bea99b08412952daee291d116ceed5c56272808ae84fefa353e1500717f5b9fb9ed83701eac3e1
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext
behavioral1